This is a leiomyosarcoma protruding from myometrium into the endometrial cavity of this uterus that has been opened laterally so that the halves of the cervix appear at right and left.

• 子宫从侧面被切开分成左、右两半，从子宫肌层突出于子宫腔可见一子宫平滑肌肉瘤。